a system of measuring time based on atomic clocks that measure the second as the basic unit of time in the (SI).
Abbreviation: IAT.
the scientific standard of time based on the SI unit, the second, used by means of atomic clocks and satellites to synchronize the time standards of the major nations TAI

See atomic time


Read Also:

  • International brigade

    noun 1. a military force that fought on the Republican side in the Spanish Civil War, consisting of volunteers (predominantly socialists and communists) from many countries

  • Intermittent tetanus

    intermittent tetanus n. See tetany.

  • Intermittent mandatory ventilation

    intermittent mandatory ventilation n. Abbr. IMV Mechanical application of positive pressure at a determined frequency to the airway so as to increase tidal volume.

  • Intermittently

    [in-ter-mit-nt] /ˌɪn tərˈmɪt nt/ adjective 1. stopping or ceasing for a time; alternately ceasing and beginning again: an intermittent pain. 2. alternately functioning and not functioning or alternately functioning properly and improperly. 3. (of streams, lakes, or springs) recurrent; showing water only part of the time. /ˌɪntəˈmɪtənt/ adjective 1. occurring occasionally or at regular or […]

Disclaimer: International-atomic-time definition / meaning should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. All content on this website is for informational purposes only.